OpenShift node becomes not ready, events show PLEG becomes unresponsive:
Ready False Mon, 13 Nov 2017 13:41:40 +0530 Sun, 05 Nov 2017 18:22:28 +0530 KubeletNotReady PLEG is not healthy: pleg was last seen active 3m20s ago; threshold is 3m0s
PLEG is not healthy: pleg was last seen active 3m9.71452035s ago; threshold is 3m0s
- GenericPLEG: Unable to retrieve pods: rpc error: code = Unknown desc = Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
- Node appears to be hung - in 'notReady' status with PLEG errors and pods in 'Unknown' status
- OpenShift Container Platform 3
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